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Emit llvm.dbg.declare intrisics immediately after the described alloca.

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This cleanup change doesn't change the semantics, but it makes the
resulting IR much easier to read and debug.
This commit is contained in:
Adrian Prantl
2017-05-23 09:23:41 -07:00
parent 664948eb3c
commit 8660fd489a
15 changed files with 47 additions and 38 deletions
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4
test/DebugInfo/any.swift
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@@ -4,9 +4,9 @@ func markUsed<T>(_ t: T) {}
func main() {
// CHECK: call void @llvm.dbg.declare(metadata %Any* {{.*}}, metadata ![[S:.*]], metadata !{{[0-9]+}}), !dbg ![[DBG:.*]]
// CHECK: ![[S]] = !DILocalVariable(name: "s", {{.*}}line: [[@LINE+3]]
// CHECK: ![[SCOPE:.*]] = distinct !DILexicalBlock({{.*}}line: 5, column: 13)
// CHECK: ![[S]] = !DILocalVariable(name: "s", {{.*}}line: [[@LINE+2]]
// CHECK: ![[DBG]] = !DILocation(line: [[@LINE+1]], column: 7, scope: ![[SCOPE]])
// CHECK: ![[DBG]] = !DILocation(line: [[@LINE+1]], column: 7, scope: ![[SCOPE:.*]])
var s: Any = "hello world"
var n: Any = 12
var t: Any = (1,2)