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runtime: use #ifdef instead of #if for USING_SPLIT_STACK

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USING_SPLIT_STACK is configured as defined/undefined, not 0/1.
    Most of the places test USING_SPLIT_STACK with #ifdef, with a
    few exceptions. This CL fixes the exceptions.
    
    Reviewed-on: https://go-review.googlesource.com/120596

From-SVN: r261980
This commit is contained in:
Ian Lance Taylor 2018-06-23 02:44:36 +00:00
parent a8bd2589e0
commit 88d51f7996
2 changed files with 4 additions and 4 deletions
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2
gcc/go/gofrontend/MERGE
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@ -1,4 +1,4 @@
bdead75ea02fa852a559f35b41453df0c47c9a66
7008302f1f0eaa9508b2857185505d4dc7baac1e
The first line of this file holds the git revision number of the last
merge done from the gofrontend repository.

6
libgo/runtime/proc.c
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@ -716,7 +716,7 @@ runtime_malg(bool allocatestack, bool signalstack, byte** ret_stack, uintptr* re
G *newg;
byte* unused_stack;
uintptr unused_stacksize;
#if USING_SPLIT_STACK
#ifdef USING_SPLIT_STACK
int dont_block_signals = 0;
size_t ss_stacksize;
#endif
@ -738,7 +738,7 @@ runtime_malg(bool allocatestack, bool signalstack, byte** ret_stack, uintptr* re
#endif
}
#if USING_SPLIT_STACK
#ifdef USING_SPLIT_STACK
*ret_stack = __splitstack_makecontext(stacksize,
(void*)(&newg->stackcontext[0]),
&ss_stacksize);
@ -777,7 +777,7 @@ void stackfree(G*)
void
stackfree(G* gp)
{
#if USING_SPLIT_STACK
#ifdef USING_SPLIT_STACK
__splitstack_releasecontext((void*)(&gp->stackcontext[0]));
#else
// If gcstacksize is 0, the stack is allocated by libc and will be