[testsuite] Compile gfortran.dg/fmt_g0_6.f08 with -ffloat-store
Rainer Orth
ro@CeBiTec.Uni-Bielefeld.DE
Mon May 2 14:20:00 GMT 2011
gfortran.dg/fmt_g0_6.f08 execution seems to fail on all 32-bit x86
targets at -O1 and above. Running it under gdb, I find
Program received signal SIGABRT, Aborted.
[Switching to Thread 1 (LWP 1)]
0xfed0ff85 in _lwp_kill () from /lib/libc.so.1
(gdb) where
#0 0xfed0ff85 in _lwp_kill () from /lib/libc.so.1
#1 0xfed08f49 in thr_kill () from /lib/libc.so.1
#2 0xfecb8f3d in raise () from /lib/libc.so.1
#3 0xfec9114d in abort () from /lib/libc.so.1
#4 0xfef43b2c in _gfortran_abort () at /vol/gcc/src/hg/trunk/local/libgfortran/intrinsics/abort.c:34
#5 0x08051821 in check_f_fmt (val=0.995, roundmode=..., w=15, d=2, e=0, _roundmode=1) at /vol/gcc/src/hg/trunk/local/gcc/testsuite/gfortran.dg/fmt_g0_6.f08:76
#6 main (val=Could not find the frame base for "main".
) at /vol/gcc/src/hg/trunk/local/gcc/testsuite/gfortran.dg/fmt_g0_6.f08:26
#7 0x0805185b in check_all (val=0.995, w=15, d=2, e=0) at /vol/gcc/src/hg/trunk/local/gcc/testsuite/gfortran.dg/fmt_g0_6.f08:21
#8 main (val=0.995, w=15, d=2, e=Could not find the frame base for "main".
) at /vol/gcc/src/hg/trunk/local/gcc/testsuite/gfortran.dg/fmt_g0_6.f08:15
#9 0x08051923 in test_g0fr (argc=1, argv=0x8047a70 "/vol/gcc/obj/regression/trunk/11-gcc/build/gcc/testsuite/gfortran/fmt_g0_6.exe") at /vol/gcc/src/hg/trunk/local/gcc/testsuite/gfortran.dg/fmt_g0_6.f08:11
#10 main (argc=1, argv=0x8047a70 "/vol/gcc/obj/regression/trunk/11-gcc/build/gcc/testsuite/gfortran/fmt_g0_6.exe") at /vol/gcc/src/hg/trunk/local/gcc/testsuite/gfortran.dg/fmt_g0_6.f08:13
#11 0x08050f03 in _start ()
if (s_g /= s_f) call abort
(gdb) p s_g
$1 = '' 1.0 '', ' ' <repeats 63 times>
(gdb) p s_f
$2 = '' 0.99 '', ' ' <repeats 63 times>
The failure vanishes with -ffloat-store, so I propose the following
patch, tested on i386-pc-solaris2.11 with the appropriate runtest
invocation.
Ok for mainline?
Rainer
2011-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* gfortran.dg/fmt_g0_6.f08: Use dg-options "-ffloat-store".
Fix typo.
diff --git a/gcc/testsuite/gfortran.dg/fmt_g0_6.f08 b/gcc/testsuite/gfortran.dg/fmt_g0_6.f08
--- a/gcc/testsuite/gfortran.dg/fmt_g0_6.f08
+++ b/gcc/testsuite/gfortran.dg/fmt_g0_6.f08
@@ -1,4 +1,5 @@
! { dg-do run }
-! PE48602 Invalid F conversion of G descriptor for values close to powers of 10
+! { dg-options "-ffloat-store" }
+ ! PR48602 Invalid F conversion of G descriptor for values close to powers of 10
! Test case provided by Thomas Henlich
program test_g0fr
--
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Rainer Orth, Center for Biotechnology, Bielefeld University
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