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- Log -----------------------------------------------------------------
http://git.savannah.gnu.org/cgit/libjit.git/commit/?id=fa18fbd799c103c456c05c9a66d6996dfc7f701c
commit fa18fbd799c103c456c05c9a66d6996dfc7f701c
Author: Klaus Treichel <[email protected]>
Date: Sat May 15 19:32:36 2010 +0200
Fix strict-alias-rules in return struct tests.
diff --git a/ChangeLog b/ChangeLog
index 0293a49..ed0e7cf 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -22,7 +22,9 @@
constant conversions.
* jit/jit-block.c (jit_block_get_next_label): Fix comment for texinfo.
-
+
+ * tools/gen-apply.c: Fix strict-alias-rules in returning struct tests.
+
2010-05-08 Klaus Treichel <[email protected]>
* jit/jit-block.c (_jit_block_clean_cfg): Don't merge an empty block
diff --git a/tools/gen-apply.c b/tools/gen-apply.c
index 2151200..2951802 100644
--- a/tools/gen-apply.c
+++ b/tools/gen-apply.c
@@ -954,6 +954,11 @@ void detect_float_return(void)
{ \
jit_sbyte value[(n)]; \
}; \
+ union detect_un_##n \
+ { \
+ struct detect_##n d; \
+ jit_nint value[64 / sizeof(jit_nint)]; \
+ }; \
struct detect_##n detect_struct_##n(void) \
{ \
struct detect_##n d; \
@@ -964,23 +969,23 @@ void detect_float_return(void)
{ \
jit_nint *args; \
volatile jit_nint stack[1]; \
- jit_nint buffer[64 / sizeof(jit_nint)]; \
+ union detect_un_##n buffer; \
void *apply_return; \
jit_builtin_apply_args(jit_nint *, args); \
args[0] = (jit_nint)stack; \
- stack[0] = (jit_nint)buffer; \
+ stack[0] = (jit_nint)&buffer; \
if(struct_return_special_reg || num_word_regs > 0) \
{ \
- args[1] = (jit_nint)buffer; \
+ args[1] = (jit_nint)&buffer; \
if(struct_reg_overlaps_word_reg) \
{ \
- args[2] = (jit_nint)buffer; \
+ args[2] = (jit_nint)&buffer; \
} \
} \
- mem_set(buffer, 0, sizeof(buffer)); \
+ mem_set(&buffer, 0, sizeof(buffer)); \
jit_builtin_apply(detect_struct_##n, args, \
sizeof(jit_nint), 0,
apply_return); \
- if(((struct detect_##n *)buffer)->value[0] == 0x00) \
+ if(buffer.d.value[0] == 0x00) \
{ \
struct_return_in_reg[(n) - 1] = 1; \
} \
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 4 +++-
tools/gen-apply.c | 17 +++++++++++------
2 files changed, 14 insertions(+), 7 deletions(-)
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