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| author | Richard Sandiford <richard@codesourcery.com> | 2006-04-09 10:06:20 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2006-04-09 10:06:20 +0000 |
| commit | c3a50ca3a820618098bbcc991d5d3a38764933f0 (patch) | |
| tree | 18d19f4755d3d6f1b26b39781fbe27a033d5f324 /gcc/gcse.c | |
| parent | fd18206b7250bc0e7bc8b92f084b1e15021c014f (diff) | |
| download | gcc-c3a50ca3a820618098bbcc991d5d3a38764933f0.zip gcc-c3a50ca3a820618098bbcc991d5d3a38764933f0.tar.gz gcc-c3a50ca3a820618098bbcc991d5d3a38764933f0.tar.bz2 | |
re PR rtl-optimization/27073 (invalid gcse manipulation of REG_EQUIV notes)
PR rtl-optimization/27073
* gcse.c (try_replace_reg): Just propagate into REG_EQUAL notes,
not REG_EQUIVs.
gcc/testsuite/
* gcc.c-torture/execute/pr27073.c: New test.
From-SVN: r112803
Diffstat (limited to 'gcc/gcse.c')
| -rw-r--r-- | gcc/gcse.c | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -2642,7 +2642,7 @@ find_used_regs (rtx *xptr, void *data ATTRIBUTE_UNUSED) static int try_replace_reg (rtx from, rtx to, rtx insn) { - rtx note = find_reg_equal_equiv_note (insn); + rtx note = find_reg_note (insn, REG_EQUAL, NULL); rtx src = 0; int success = 0; rtx set = single_set (insn); |