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45a40c1639
This patch makes a further attempt to fix the tests broken by the previous revision by ensuring that the command line for the modified Dexter tests use -std=gnu++11, in keeping with the old build script. This reverts commit 5647f2908de90fe07b0805e988cd2e91a1751928.
46 lines
1.3 KiB
C
46 lines
1.3 KiB
C
// XFAIL:*
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//// We don't yet support DW_OP_implicit_pointer in llvm.
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// REQUIRES: lldb
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// UNSUPPORTED: system-windows
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// RUN: %clang -std=gnu11 -O3 -glldb %s -o %t
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// RUN: %dexter --fail-lt 1.0 -w --debugger lldb --binary %t -- %s
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//// Check that 'param' in 'fun' can be read throughout, and that 'pa' and 'pb'
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//// can be dereferenced in the debugger even if we can't provide the pointer
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//// value itself.
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int globa;
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int globb;
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//// A no-inline, read-only function with internal linkage is a good candidate
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//// for arg promotion.
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__attribute__((__noinline__))
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static void use_promote(const int* pa) {
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//// Promoted args would be a good candidate for an DW_OP_implicit_pointer.
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globa = *pa; // DexLabel('s2')
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}
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__attribute__((__always_inline__))
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static void use_inline(const int* pb) {
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//// Inlined pointer to callee local would be a good candidate for an
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//// DW_OP_implicit_pointer.
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globb = *pb; // DexLabel('s3')
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}
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__attribute__((__noinline__))
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int fun(int param) {
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volatile int step = 0; // DexLabel('s1')
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use_promote(¶m);
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use_inline(¶m);
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return step; // DexLabel('s4')
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}
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int main() {
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return fun(5);
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}
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// DexExpectWatchValue('param', 5, from_line=ref('s1'), to_line=ref('s4'))
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// DexExpectWatchValue('*pa', 5, on_line=ref('s2'))
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// DexExpectWatchValue('*pb', 5, on_line=ref('s3'))
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