80 lines
1.9 KiB
C
80 lines
1.9 KiB
C
// RUN: %clang_cc1 -emit-llvm %s -o %t
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// RUN: FileCheck %s -input-file=%t -check-prefix=CHECK-GLOBALS
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// RUN: FileCheck %s -input-file=%t -check-prefix=CHECK-1
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// RUN: FileCheck %s -input-file=%t -check-prefix=CHECK-2
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// RUN: FileCheck %s -input-file=%t -check-prefix=CHECK-3
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int foo();
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int global;
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// Single statement
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void test1() {
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int i = 0;
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#pragma clang __debug captured
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{
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i++;
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}
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// CHECK-1: %struct.anon = type { i32* }
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//
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// CHECK-1: test1
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// CHECK-1: alloca %struct.anon
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// CHECK-1: getelementptr inbounds %struct.anon*
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// CHECK-1: store i32* %i
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// CHECK-1: call void @[[HelperName:__captured_stmt[0-9]+]]
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}
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// CHECK-1: define internal void @[[HelperName]](%struct.anon
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// CHECK-1: getelementptr inbounds %struct.anon{{.*}}, i32 0, i32 0
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// CHECK-1: load i32**
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// CHECK-1: load i32*
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// CHECK-1: add nsw i32
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// CHECK-1: store i32
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// Compound statement with local variable
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void test2(int x) {
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#pragma clang __debug captured
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{
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int i;
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for (i = 0; i < x; i++)
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foo();
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}
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// CHECK-2: test2
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// CHECK-2-NOT: %i
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// CHECK-2: call void @[[HelperName:__captured_stmt[0-9]+]]
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}
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// CHECK-2: define internal void @[[HelperName]]
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// CHECK-2-NOT: }
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// CHECK-2: %i = alloca i32
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// Capture array
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void test3() {
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int arr[] = {1, 2, 3, 4, 5};
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#pragma clang __debug captured
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{
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arr[2] = arr[1];
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}
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// CHECK-3: test3
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// CHECK-3: alloca [5 x i32]
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// CHECK-3: call void @__captured_stmt
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}
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void dont_capture_global() {
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static int s;
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extern int e;
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#pragma clang __debug captured
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{
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global++;
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s++;
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e++;
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}
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// CHECK-GLOBALS: %[[Capture:struct\.anon[\.0-9]*]] = type {}
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// CHECK-GLOBALS: call void @__captured_stmt[[HelperName:[0-9]+]](%[[Capture]]
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}
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// CHECK-GLOBALS: define internal void @__captured_stmt[[HelperName]]
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// CHECK-GLOBALS-NOT: ret
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// CHECK-GLOBALS: load i32* @global
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// CHECK-GLOBALS: load i32* @
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// CHECK-GLOBALS: load i32* @e
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