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Re: PR/32004, tree-ssa caused in/out asm constraints to often need reloads


> Bootstrapped/regtested i686-pc-linux-gnu with no new failure and fixing
> pr21291.c, ok for 4.2/4.3?

AFAICS you didn't request approval for the 4.1 branch, but nevertheless 
installed the patch on this branch too.  Now I get with RTL checking on:

FAIL: gcc.dg/torture/pr20314-1.c  -O1  (internal compiler error)
FAIL: gcc.dg/torture/pr20314-1.c  -O1  (test for excess errors)
FAIL: gcc.dg/torture/pr20314-1.c  -O2  (internal compiler error)
FAIL: gcc.dg/torture/pr20314-1.c  -O2  (test for excess errors)
FAIL: gcc.dg/torture/pr20314-1.c  -O3 -fomit-frame-pointer  (internal compiler 
error)
FAIL: gcc.dg/torture/pr20314-1.c  -O3 -fomit-frame-pointer  (test for excess 
errors)
FAIL: gcc.dg/torture/pr20314-1.c  -O3 -g  (internal compiler error)
FAIL: gcc.dg/torture/pr20314-1.c  -O3 -g  (test for excess errors)
FAIL: gcc.dg/torture/pr20314-1.c  -Os  (internal compiler error)
FAIL: gcc.dg/torture/pr20314-1.c  -Os  (test for excess errors)

Executing on host: /home/eric/gnat/gnat6_41/native32/gcc/xgcc 
-B/home/eric/gnat/gnat6_41/native32/gcc/ /home/eric/gnat/gnat6_41/src/gcc/testsuite/gcc.dg/torture/pr20314-1.c   
-O0   -fno-show-column -S  -o pr20314-1.s    (timeout = 300)
PASS: gcc.dg/torture/pr20314-1.c  -O0  (test for excess errors)
Executing on host: /home/eric/gnat/gnat6_41/native32/gcc/xgcc 
-B/home/eric/gnat/gnat6_41/native32/gcc/ /home/eric/gnat/gnat6_41/src/gcc/testsuite/gcc.dg/torture/pr20314-1.c   
-O1   -fno-show-column -S  -o pr20314-1.s    (timeout = 300)
/home/eric/gnat/gnat6_41/src/gcc/testsuite/gcc.dg/torture/pr20314-1.c: In 
function 'f3':
/home/eric/gnat/gnat6_41/src/gcc/testsuite/gcc.dg/torture/pr20314-1.c:29: 
internal compiler error: RTL check: access of elt 1 of 'const_int' with last 
elt 0 in update_equiv_regs, at local-alloc.c:1117
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:mailto:report@adacore.com> for instructions.
compiler exited with status 1

Please revert the patch on the 4.1 branch.

-- 
Eric Botcazou


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