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compiler: disable escape analysis for runtime

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Currently the runtime is hard-coded to non-escape in various places.
    Don't run escape analysis for runtime.
    
    Reviewed-on: https://go-review.googlesource.com/76210

From-SVN: r254476
This commit is contained in:
Ian Lance Taylor 2017-11-06 21:00:32 +00:00
parent ce995d1cc2
commit b78e2e5238
2 changed files with 7 additions and 1 deletions
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2
gcc/go/gofrontend/MERGE
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@ -1,4 +1,4 @@
b9885a251ae2c43252926dbe1960df5640aa469b 1427cedcb0faa627fd89a75e009f7898c25aa86c
The first line of this file holds the git revision number of the last The first line of this file holds the git revision number of the last
merge done from the gofrontend repository. merge done from the gofrontend repository.

6
gcc/go/gofrontend/escape.cc
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@ -692,6 +692,12 @@ Gogo::analyze_escape()
if (!optimize_allocation_flag.is_enabled() || saw_errors()) if (!optimize_allocation_flag.is_enabled() || saw_errors())
return; return;
// Currently runtime is hard-coded to non-escape in various places.
// Don't run escape analysis for runtime.
// TODO: remove this once it works for runtime.
if (this->compiling_runtime() && this->package_name() == "runtime")
return;
// Discover strongly connected groups of functions to analyze for escape // Discover strongly connected groups of functions to analyze for escape
// information in this package. // information in this package.
this->discover_analysis_sets(); this->discover_analysis_sets();