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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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