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re PR go/92605 (r278509 causes/reveals issue in building go library)
PR go/92605 runtime: declare runtime_usestackmaps in stack.c, not runtime.h Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/208161 From-SVN: r278540
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@ -1,4 +1,4 @@
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9cc7092b84c38d77d98ed856f1f613a6ca27122d
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017830d2a4bd2efbddf5e841ba9ccff8acf9d7c8
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The first line of this file holds the git revision number of the last
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merge done from the gofrontend repository.
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@ -475,7 +475,7 @@ bool scanstackwithmap(void*)
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bool doscanstack(G*, void*)
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__asm__("runtime.doscanstack");
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bool runtime_usestackmaps;
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extern bool runtime_usestackmaps;
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bool probestackmaps(void)
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__asm__("runtime.probestackmaps");
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@ -16,6 +16,8 @@ extern void * __splitstack_find_context (void *context[10], size_t *, void **,
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#endif
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bool runtime_usestackmaps;
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// Calling unwind_init in doscanstack only works if it does not do a
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// tail call to doscanstack1.
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#pragma GCC optimize ("-fno-optimize-sibling-calls")
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