0ee7bd4ac5
Summary: - If a string literal is reused directly, need to add necessary address space casting if the target requires that. Reviewers: yaxunl Subscribers: jvesely, cfe-commits Tags: #clang Differential Revision: https://reviews.llvm.org/D58509 llvm-svn: 354610
35 lines
1.0 KiB
C++
35 lines
1.0 KiB
C++
// RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -emit-llvm %s -o - | FileCheck %s
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// CHECK: @.str = private unnamed_addr addrspace(4) constant [6 x i8] c"g_str\00", align 1
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// CHECK: @g_str = addrspace(1) global i8* addrspacecast (i8 addrspace(4)* getelementptr inbounds ([6 x i8], [6 x i8] addrspace(4)* @.str, i32 0, i32 0) to i8*), align 8
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// CHECK: @g_array = addrspace(1) global [8 x i8] c"g_array\00", align 1
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// CHECK: @.str.1 = private unnamed_addr addrspace(4) constant [6 x i8] c"l_str\00", align 1
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// CHECK: @__const._Z1fv.l_array = private unnamed_addr addrspace(4) constant [8 x i8] c"l_array\00", align 1
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const char* g_str = "g_str";
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char g_array[] = "g_array";
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void g(const char* p);
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// CHECK-LABEL: define void @_Z1fv()
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void f() {
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const char* l_str = "l_str";
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// CHECK: call void @llvm.memcpy.p0i8.p4i8.i64
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char l_array[] = "l_array";
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g(g_str);
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g(g_array);
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g(l_str);
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g(l_array);
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const char* p = g_str;
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g(p);
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}
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// CHECK-LABEL: define void @_Z1ev
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void e() {
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g("string literal");
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g("string literal");
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}
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