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[Clang] Check PP presence when printing stats #131608

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Merged
ecnelises merged 2 commits into from
Mar 28, 2025
Merged

[Clang] Check PP presence when printing stats #131608

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60b1e16
[Clang] Check PP presence when printing stats
ecnelises Mar 17, 2025
629966f
Add release note
ecnelises Mar 26, 2025
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2 changes: 2 additions & 0 deletions clang/docs/ReleaseNotes.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -373,6 +373,8 @@ Miscellaneous Bug Fixes
Miscellaneous Clang Crashes Fixed
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

- Fixed crash when ``-print-stats`` is enabled in compiling IR files. (#GH131608)

OpenACC Specific Changes
------------------------

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12 changes: 8 additions & 4 deletions clang/lib/Frontend/FrontendAction.cpp
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Expand Up @@ -1120,10 +1120,14 @@ void FrontendAction::EndSourceFile() {

if (CI.getFrontendOpts().ShowStats) {
llvm::errs() << "\nSTATISTICS FOR '" << getCurrentFileOrBufferName() << "':\n";
CI.getPreprocessor().PrintStats();
CI.getPreprocessor().getIdentifierTable().PrintStats();
CI.getPreprocessor().getHeaderSearchInfo().PrintStats();
CI.getSourceManager().PrintStats();
if (CI.hasPreprocessor()) {
CI.getPreprocessor().PrintStats();
CI.getPreprocessor().getIdentifierTable().PrintStats();
CI.getPreprocessor().getHeaderSearchInfo().PrintStats();
}
if (CI.hasSourceManager()) {
CI.getSourceManager().PrintStats();
}
llvm::errs() << "\n";
}

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20 changes: 20 additions & 0 deletions clang/test/Frontend/print-stats.c
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@@ -0,0 +1,20 @@
// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -print-stats \
// RUN: -emit-llvm -x ir /dev/null -o - 2>&1 | FileCheck %s --check-prefix=CHECK-IR
// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -print-stats \
// RUN: -emit-llvm -x c /dev/null -o - 2>&1 | FileCheck %s --check-prefix=CHECK-C

// CHECK-IR: *** Source Manager Stats
// CHECK-IR: *** File Manager Stats
// CHECK-IR: *** Virtual File System Stats

// CHECK-C: *** Semantic Analysis Stats
// CHECK-C: *** Analysis Based Warnings Stats
// CHECK-C: *** AST Context Stats
// CHECK-C: *** Decl Stats
// CHECK-C: *** Stmt/Expr Stats
// CHECK-C: *** Preprocessor Stats
// CHECK-C: *** Identifier Table Stats
// CHECK-C: *** HeaderSearch Stats
// CHECK-C: *** Source Manager Stats
// CHECK-C: *** File Manager Stats
// CHECK-C: *** Virtual File System Stats