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| author | Jakub Jelinek <jakub@redhat.com> | 2010-05-20 18:34:43 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2010-05-20 18:34:43 +0200 |
| commit | 69b45d71f3e8be9fc0d8aeffa4f9113fc78121d7 (patch) | |
| tree | bf2b2e8674d300bb106e3e4687b1728bd6cf77bd /gcc | |
| parent | d377fbbf51f1aa97e7a2d6d37fa2edfaa690908b (diff) | |
| download | gcc-69b45d71f3e8be9fc0d8aeffa4f9113fc78121d7.zip gcc-69b45d71f3e8be9fc0d8aeffa4f9113fc78121d7.tar.gz gcc-69b45d71f3e8be9fc0d8aeffa4f9113fc78121d7.tar.bz2 | |
re PR debug/44178 (-fcompare-debug failure with -O1 -fgcse -fsched-pressure -funroll-loops -fschedule-insns)
PR debug/44178
* haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
setup_ref_regs for DEBUG_INSNs.
* g++.dg/debug/pr44178.C: New test.
From-SVN: r159632
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/haifa-sched.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/debug/pr44178.C | 39 |
4 files changed, 51 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5f96aa7..769697c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2010-05-20 Jakub Jelinek <jakub@redhat.com> + + PR debug/44178 + * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call + setup_ref_regs for DEBUG_INSNs. + 2010-05-20 Jan Hubicka <jh@suse.cz> PR middle-end/44197 diff --git a/gcc/haifa-sched.c b/gcc/haifa-sched.c index 8bea5e3..f7c087f 100644 --- a/gcc/haifa-sched.c +++ b/gcc/haifa-sched.c @@ -718,7 +718,7 @@ initiate_bb_reg_pressure_info (basic_block bb) if (current_nr_blocks > 1) FOR_BB_INSNS (bb, insn) - if (INSN_P (insn)) + if (NONDEBUG_INSN_P (insn)) setup_ref_regs (PATTERN (insn)); initiate_reg_pressure_info (df_get_live_in (bb)); #ifdef EH_RETURN_DATA_REGNO diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index ddeef01..d50e8ba 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2010-05-20 Jakub Jelinek <jakub@redhat.com> + + PR debug/44178 + * g++.dg/debug/pr44178.C: New test. + 2010-05-20 Changpeng Fang <changpeng.fang@amd.com> PR middle-end/44185 diff --git a/gcc/testsuite/g++.dg/debug/pr44178.C b/gcc/testsuite/g++.dg/debug/pr44178.C new file mode 100644 index 0000000..2df5669 --- /dev/null +++ b/gcc/testsuite/g++.dg/debug/pr44178.C @@ -0,0 +1,39 @@ +// PR debug/44178 +// { dg-do compile } +// { dg-options "-funroll-loops -fcompare-debug" { target i?86-*-* x86_64-*-* } } +// { dg-options "-fsched-pressure -funroll-loops -fschedule-insns -fcompare-debug" { target i?86-*-* x86_64-*-* } } + +struct A +{ + A (); + A (const A &) {} + A &operator = (const A &); +}; + +struct B +{ + int u1; + A u2; + int u3; + int i; +}; + +B f1 (int *); +B f2 (int, int, int, int); +B f3 (B *, B *); + +B +f4 (int x, int y, int z) +{ + B b1, b2; + for (int i = x; i > 0; i--) + for (int j = y; j > 0; j--) + { + int k; + f1 (&k); + b2 = f2 (i, 0, 0, z); + if (b2.i) return b2; + f3 (&b1, &b2); + } + return b1; +} |