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28 lines
1019 B
Diff
28 lines
1019 B
Diff
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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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+ 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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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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+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
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