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[Bugpoint][NewPM] Pin bugpoint to legacy PM

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Bugpoint has lots of assumptions and hacks around the legacy PM, put off migrating it to NPM until later.
Fixes tests under BugPoint under NPM.

Reviewed By: arsenm

Differential Revision: https://reviews.llvm.org/D87655
This commit is contained in:
Arthur Eubanks 2020-09-14 17:17:32 -07:00
parent b5fb888606
commit 6ec58c2371
2 changed files with 4 additions and 1 deletions
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2
test/BugPoint/unsymbolized.ll
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@ -3,7 +3,7 @@
; RUN: echo "print('args = ' + str(sys.argv))" >> %t.py
; RUN: echo "exit(1)" >> %t.py
; RUN: not bugpoint -load %llvmshlibdir/BugpointPasses%shlibext %s -output-prefix %t -bugpoint-crashcalls -opt-command=%python -opt-args %t.py | FileCheck %s
; RUN: not --crash opt -load %llvmshlibdir/BugpointPasses%shlibext %s -bugpoint-crashcalls -disable-symbolication 2>&1 | FileCheck --check-prefix=CRASH %s
; RUN: not --crash opt -enable-new-pm=0 -load %llvmshlibdir/BugpointPasses%shlibext %s -bugpoint-crashcalls -disable-symbolication 2>&1 | FileCheck --check-prefix=CRASH %s
; RUN: not bugpoint -load %llvmshlibdir/BugpointPasses%shlibext %s -output-prefix %t -bugpoint-crashcalls -opt-command=%t.non.existent.opt.binary -opt-args %t.py 2>&1 | FileCheck %s --check-prefix=BAD-OPT
; Test that bugpoint disables symbolication on the opt tool to reduce runtime overhead when opt crashes

3
tools/bugpoint/OptimizerDriver.cpp
View File

@ -205,6 +205,9 @@ bool BugDriver::runPasses(Module &Program,
for (unsigned i = 0, e = OptArgs.size(); i != e; ++i)
Args.push_back(OptArgs[i]);
// Pin to legacy PM since bugpoint has lots of infra and hacks revolving
// around the legacy PM.
Args.push_back("-enable-new-pm=0");
Args.push_back("-disable-symbolication");
Args.push_back("-o");
Args.push_back(OutputFilename);