diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/dwarf2out.c | 30 |
2 files changed, 24 insertions, 12 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a337db4..6332f29 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,11 @@ 2018-07-12 Richard Biener <rguenther@suse.de> + PR debug/86462 + * dwarf2out.c (gen_block_die): Only output blocks when they have + at least one !DECL_IGNORED_P variable. + +2018-07-12 Richard Biener <rguenther@suse.de> + PR target/84829 * config/gnu-user.h (GNU_USER_TARGET_NO_PTHREADS_LIB_SPEC): Remove -mieee-fp handling. diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index 1127713..c2422e2 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -25627,22 +25627,28 @@ gen_block_die (tree stmt, dw_die_ref context_die) we might have pruned all BLOCK_VARS as optimized out but we still want to generate high/low PC attributes so output it. */ must_output_die = 1; - else + else if (TREE_USED (stmt) + || TREE_ASM_WRITTEN (stmt) + || BLOCK_ABSTRACT (stmt)) { /* Determine if this block directly contains any "significant" local declarations which we will need to output DIEs for. */ if (debug_info_level > DINFO_LEVEL_TERSE) - /* We are not in terse mode so *any* local declaration counts - as being a "significant" one. */ - must_output_die = ((BLOCK_VARS (stmt) != NULL - || BLOCK_NUM_NONLOCALIZED_VARS (stmt)) - && (TREE_USED (stmt) - || TREE_ASM_WRITTEN (stmt) - || BLOCK_ABSTRACT (stmt))); - else if ((TREE_USED (stmt) - || TREE_ASM_WRITTEN (stmt) - || BLOCK_ABSTRACT (stmt)) - && !dwarf2out_ignore_block (stmt)) + { + /* We are not in terse mode so any local declaration that + is not ignored for debug purposes counts as being a + "significant" one. */ + if (BLOCK_NUM_NONLOCALIZED_VARS (stmt)) + must_output_die = 1; + else + for (tree var = BLOCK_VARS (stmt); var; var = DECL_CHAIN (var)) + if (!DECL_IGNORED_P (var)) + { + must_output_die = 1; + break; + } + } + else if (!dwarf2out_ignore_block (stmt)) must_output_die = 1; } |