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/goPublic

Commitfcfb7aa

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[release-branch.go1.3] runtime: fix GOTRACEBACK reading on Windows, Plan 9
Only Unix was resetting the traceback_cache variableafter initializing the environment. Reset it on all systemsby resetting in parsedebugvars.Fixes#8813.LGTM=adg, alex.brainmanR=golang-codereviews, adg, alex.brainmanCC=golang-codereviews, iant, rhttps://golang.org/cl/152760043
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‎src/pkg/runtime/runtime.c‎

Lines changed: 10 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -138,8 +138,6 @@ runtime·goenvs_unix(void)
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syscall·envs.array= (byte*)s;
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syscall·envs.len=n;
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syscall·envs.cap=n;
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traceback_cache= ~(uint32)0;
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}
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int32
@@ -343,6 +341,16 @@ runtime·parsedebugvars(void)
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{
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byte*p;
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intgoi,n;
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booltmp;
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// gotraceback caches the GOTRACEBACK setting in traceback_cache.
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// gotraceback can be called before the environment is available.
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// traceback_cache must be reset after the environment is made
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// available, in order for the environment variable to take effect.
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// The code is fixed differently in Go 1.4.
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// This is a limited fix for Go 1.3.3.
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traceback_cache= ~(uint32)0;
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runtime·gotraceback(&tmp);
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p=runtime·getenv("GODEBUG");
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if(p==nil)

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