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Add echo test for constant data arrays in the LLVM C API

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llvm-svn: 263350
This commit is contained in:
Amaury Sechet 2016-03-13 00:58:25 +00:00
parent 483902dcce
commit bd13303f63
2 changed files with 12 additions and 0 deletions
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2
test/Bindings/llvm-c/echo.ll
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@ -11,6 +11,8 @@ target triple = "x86_64-apple-macosx10.11.0"
@ext = external global i32*
@cst = constant %S { i64 1, %S* @cst }
@tl = thread_local global { i64, %S* } { i64 1, %S* @cst }
@arr = linkonce_odr global [5 x i8] [ i8 2, i8 3, i8 5, i8 7, i8 11 ]
@str = private unnamed_addr constant [13 x i8] c"hello world\0A\00"
@hidden = hidden global i32 7
@protected = protected global i32 23
@section = global i32 27, section ".custom"

10
tools/llvm-c-test/echo.cpp
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@ -259,6 +259,16 @@ LLVMValueRef clone_constant(LLVMValueRef Cst, LLVMModuleRef M) {
return LLVMConstArray(LLVMGetElementType(Ty), Elts.data(), EltCount);
}
// Try contant data array
if (LLVMIsAConstantDataArray(Cst)) {
LLVMTypeRef Ty = TypeCloner(M).Clone(Cst);
unsigned EltCount = LLVMGetArrayLength(Ty);
SmallVector<LLVMValueRef, 8> Elts;
for (unsigned i = 0; i < EltCount; i++)
Elts.push_back(clone_constant(LLVMGetElementAsConstant(Cst, i), M));
return LLVMConstArray(LLVMGetElementType(Ty), Elts.data(), EltCount);
}
// Try constant struct
if (LLVMIsAConstantStruct(Cst)) {
LLVMTypeRef Ty = TypeCloner(M).Clone(Cst);