| author | Arnaud Lacombe <lacombar@gmail.com> |
| Tue Aug 03 06:17:51 2010 +0200 (2010-08-03) | |
| changeset 2064 | f5ebe8c429dc |
| child 2148 | ada9128c98b8 |
| permissions | -rw-r--r-- |
| yann@1948 | 1 |
diff -durN gcc-4.4.0.orig/gcc/builtins.c gcc-4.4.0/gcc/builtins.c |
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|
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diff -durN gcc-4.4.4.orig/gcc/builtins.c gcc-4.4.4/gcc/builtins.c |
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--- gcc-4.4.4.orig/gcc/builtins.c 2010-03-22 16:00:20.000000000 +0100 |
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+++ gcc-4.4.4/gcc/builtins.c 2010-05-16 19:10:34.000000000 +0200 |
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@@ -5783,6 +5783,9 @@ |
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trampolines_created = 1; |
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INITIALIZE_TRAMPOLINE (r_tramp, r_func, r_chain); |
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|
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+ if (warn_trampolines) |
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+ warning (OPT_Wtrampolines, "generating trampoline in object (requires executable stack)"); |
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+ |
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return const0_rtx; |
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} |
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|
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diff -durN gcc-4.4.4.orig/gcc/common.opt gcc-4.4.4/gcc/common.opt |
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--- gcc-4.4.4.orig/gcc/common.opt 2009-03-28 18:28:45.000000000 +0100 |
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+++ gcc-4.4.4/gcc/common.opt 2010-05-16 19:10:34.000000000 +0200 |
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@@ -197,6 +197,10 @@ |
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Common Var(warn_type_limits) Init(-1) Warning |
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Warn if a comparison is always true or always false due to the limited range of the data type |
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|
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+Wtrampolines |
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+Common Var(warn_trampolines) Init(1) |
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+Warn whenever a trampoline is generated |
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+ |
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Wuninitialized |
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Common Var(warn_uninitialized) Warning |
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Warn about uninitialized automatic variables |