26 lines
1.1 KiB
C
26 lines
1.1 KiB
C
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -g -fblocks -emit-llvm -o - %s | FileCheck %s
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// Check that arg numbering is not affected by LLVM IR argument numbering -
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// since the latter is affected by return-by-out-parameter ABI requirements
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// 1 for the argument number (1 indexed), 2 for the line number
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// 16777218 == 1 << 24 | 2
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// 33554434 == 2 << 24 | 2
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// This explains the two magic numbers below, testing that these two arguments
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// are numbered correctly. If they are not numbered correctly they may appear
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// out of order or not at all (the latter would occur if they were both assigned
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// the same argument number by mistake).
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// CHECK: !DILocalVariable(name: ".block_descriptor", arg: 1,{{.*}}line: 2,
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// CHECK: !DILocalVariable(name: "param", arg: 2,{{.*}}line: 2,
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// Line directive so we don't have to worry about how many lines preceed the
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// test code (as the line number is mangled in with the argument number as shown
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// above)
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#line 1
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typedef struct { int array[12]; } BigStruct_t;
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BigStruct_t (^a)() = ^(int param) {
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BigStruct_t b;
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return b;
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};
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