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annotate llvm/test/Instrumentation/AddressSanitizer/no-globals.ll @ 227:21e6aa2e49ef

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 19 Jul 2021 06:57:16 +0900
parents 2e18cbf3894f
children c4bab56944e8
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1 ; A module with no asan-instrumented globals has no asan destructor, and has an asan constructor in a comdat.
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2 ; RUN: opt -mtriple=x86_64-unknown-linux-gnu < %s -asan -asan-module -enable-new-pm=0 -asan-with-comdat=1 -asan-globals-live-support=1 -S | FileCheck %s
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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3 ; RUN: opt -mtriple=x86_64-unknown-linux-gnu < %s -passes='asan-pipeline' -asan-with-comdat=1 -asan-globals-live-support=1 -S | FileCheck %s
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5 define void @f() {
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6 ret void
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7 }
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9 ; CHECK-NOT: @llvm.global_dtors
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10 ; CHECK: @llvm.global_ctors = appending global [1 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 1, void ()* @asan.module_ctor, i8* bitcast (void ()* @asan.module_ctor to i8*) }]
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11 ; CHECK-NOT: @llvm.global_dtors
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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12 ; CHECK: define internal void @asan.module_ctor() #[[#]] comdat
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13 ; CHECK-NOT: @llvm.global_dtors