diff options
Diffstat (limited to 'gcc/function.c')
| -rw-r--r-- | gcc/function.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/function.c b/gcc/function.c index f6f5d88..10a33da 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -5075,7 +5075,8 @@ uninitialized_vars_warning (block) register tree decl, sub; for (decl = BLOCK_VARS (block); decl; decl = TREE_CHAIN (decl)) { - if (TREE_CODE (decl) == VAR_DECL + if (warn_uninitialized + && TREE_CODE (decl) == VAR_DECL /* These warnings are unreliable for and aggregates because assigning the fields one by one can fail to convince flow.c that the entire aggregate was initialized. @@ -5094,7 +5095,8 @@ uninitialized_vars_warning (block) && regno_uninitialized (REGNO (DECL_RTL (decl)))) warning_with_decl (decl, "`%s' might be used uninitialized in this function"); - if (TREE_CODE (decl) == VAR_DECL + if (extra_warnings + && TREE_CODE (decl) == VAR_DECL && DECL_RTL (decl) != 0 && GET_CODE (DECL_RTL (decl)) == REG && regno_clobbered_at_setjmp (REGNO (DECL_RTL (decl)))) |