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4174e2136f
Before this patch every Swift function would contain a top-level DW_TAG_lexical_scope that didn't provide any useful information, used extra space in the debug info and prevented local variables from showing up in virtual async backtraces.
15 lines
535 B
Swift
15 lines
535 B
Swift
// REQUIRES: optimized_stdlib
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// RUN: %target-swift-frontend -emit-sil -o /dev/null \
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// RUN: %s -Xllvm -sil-print-debuginfo -Onone -sil-verify-all \
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// RUN: -Xllvm -sil-print-after=diagnostic-constant-propagation \
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// RUN: 2>&1 | %FileCheck %s
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// CHECK: alloc_stack $R, loc {{.*}}, scope 1
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// CHECK-NEXT: init_existential_addr {{.*}} : $*R, $Float, loc {{.*}}, scope 1
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// CHECK-NEXT: copy_addr [take] %8 to [initialization] {{.*}} : $*Float, loc {{.*}}, scope 1
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protocol R {}
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extension Float: R {}
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print(1.0 as Float? as! R)
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