[Bug rtl-optimization/79985] ICE in code_motion_path_driver, at sel-sched.c:6580
amonakov at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Fri Apr 20 18:31:00 GMT 2018
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79985
--- Comment #7 from Alexander Monakov <amonakov at gcc dot gnu.org> ---
Or rather like this:
diff --git a/gcc/df-scan.c b/gcc/df-scan.c
index 95e1e0df2d5..732705c0385 100644
--- a/gcc/df-scan.c
+++ b/gcc/df-scan.c
@@ -3207,11 +3207,11 @@ df_insn_refs_collect (struct df_collection_rec
*collection_rec,
if (CALL_P (insn_info->insn))
df_get_call_refs (collection_rec, bb, insn_info, flags);
- if (asm_noperands (PATTERN (insn_info->insn)) >= 0)
+ if (GET_CODE (PATTERN (insn_info->insn)) == ASM_INPUT)
for (unsigned i = 0; i < FIRST_PSEUDO_REGISTER; i++)
if (global_regs[i])
{
- /* As with calls, asm statements reference all global regs. */
+ /* As with calls, basic asms reference all global regs. */
df_ref_record (DF_REF_BASE, collection_rec, regno_reg_rtx[i],
NULL, bb, insn_info, DF_REF_REG_USE, flags);
df_ref_record (DF_REF_BASE, collection_rec, regno_reg_rtx[i],
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