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[Bug testsuite/56206] New: [4.7.3 regression] "dg-require-effective-target arm_hard_vfp_ok" triggers many test suite errors


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56206

             Bug #: 56206
           Summary: [4.7.3 regression] "dg-require-effective-target
                    arm_hard_vfp_ok" triggers many test suite errors
    Classification: Unclassified
           Product: gcc
           Version: 4.7.3
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: testsuite
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: mikpe@it.uu.se


Running the test suite from recent gcc-4.7 snapshots on armv5tel-linux-gnueabi
shows the following new test suite failures:

ERROR: gcc.target/arm/aapcs/neon-vect1.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok  "
UNRESOLVED: gcc.target/arm/aapcs/neon-vect1.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok  "
ERROR: gcc.target/arm/aapcs/neon-vect2.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/neon-vect2.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/neon-vect3.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/neon-vect3.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/neon-vect4.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok  "
UNRESOLVED: gcc.target/arm/aapcs/neon-vect4.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok  "
ERROR: gcc.target/arm/aapcs/neon-vect5.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/neon-vect5.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/neon-vect6.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/neon-vect6.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/neon-vect7.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/neon-vect7.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/neon-vect8.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/neon-vect8.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp1.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp1.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp10.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp10.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp11.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp11.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp12.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp12.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp13.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp13.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp14.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp14.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp15.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp15.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp16.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp16.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp17.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp17.c: wrong # args: extra words after
"else" clause in "if" command for " dg-require-effective-target 4
arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp2.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp2.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp3.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp3.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp4.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp4.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp5.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp5.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp6.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp6.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp7.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp7.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp8.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp8.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
ERROR: gcc.target/arm/aapcs/vfp9.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "
UNRESOLVED: gcc.target/arm/aapcs/vfp9.c: wrong # args: extra words after "else"
clause in "if" command for " dg-require-effective-target 4 arm_hard_vfp_ok "

gcc-4.7-20130119 was Ok, but 20130126 and 20130202 show this behaviour.

I don't see this problem with recent 4.8 snapshots.  Diffing the code for
arm_hard_vfp_ok reveals:

--- gcc-4.7-20130202/gcc/testsuite/lib/target-supports.exp
+++ gcc-4.8-20130203/gcc/testsuite/lib/target-supports.exp
...
 # Return 1 if this is an ARM target supporting -mfpu=vfp
 # -mfloat-abi=hard.  Some multilibs may be incompatible with these
 # options.

 proc check_effective_target_arm_hard_vfp_ok { } {
-    if { [check_effective_target_arm32] } {
+    if { [check_effective_target_arm32] 
         && ! [check-flags [list "" { *-*-* } { "-mfloat-abi=*" } {
"-mfloat-abi=hard" }]] } {
        return [check_no_compiler_messages arm_hard_vfp_ok executable {
            int main() { return 0;}

This typo was introduced by r195456 on 4.7 branch.  Adding author to CC: list.


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