test/CodeGenCXX/static-init-emscripten.cpp - Issue 1696583002: Remove Emscripten support

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Side by Side Diff: test/CodeGenCXX/static-init-emscripten.cpp

Issue 1696583002: Remove Emscripten support (Closed) Base URL: https://chromium.googlesource.com/a/native_client/pnacl-clang.git@master

Patch Set: Created 4 years, 10 months ago

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1 // RUN: %clang_cc1 -emit-llvm -triple=asmjs-unknown-emscripten -o - %s \| FileChe ck %s

2

3 int f();

4

5 // Test that Emscripten uses the Itanium/x86 ABI in which the static

6 // variable's guard variable is tested via "load i8 and compare with

7 // zero" rather than the ARM ABI which uses "load i32 and test the

8 // bottom bit".

9 void g() {

10 static int a = f();

11 }

12 // CHECK: load atomic i8, i8* bitcast (i64* @_ZGVZ1gvE1a to i8*) acquire

13 // CHECK-NEXT: %guard.uninitialized = icmp eq i8 %0, 0

14 // CHECK-NEXT: br i1 %guard.uninitialized, label %init.check, label %init.end

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