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msvc: add a workaround to fix backtrace (#4200)

pull/4203/head
Alexey 2020-04-02 18:11:12 +03:00 committed by GitHub
parent 40fd924b15
commit 8c050eff07
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1 changed files with 5 additions and 3 deletions
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8
vlib/builtin/builtin_windows.v
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@ -84,12 +84,14 @@ $if msvc {
frames := int( C.CaptureStackBackTrace(skipframes + 1, 100, backtraces, 0) )
for i:=0; i < frames; i++ {
// fugly pointer arithmetics follows ...
s := voidptr( u64(backtraces) + u64(i*sizeof(voidptr)) )
symfa_ok := C.SymFromAddr( handle, s, &offset, si )
// FIXME Remove temp variable
tmp := u64(backtraces) + u64(i * sizeof(voidptr))
s := &voidptr(tmp)
symfa_ok := C.SymFromAddr( handle, *s, &offset, si )
if symfa_ok == 1 {
nframe := frames - i - 1
mut lineinfo := ''
symglfa_ok := C.SymGetLineFromAddr64(handle, s, &offset, &sline64)
symglfa_ok := C.SymGetLineFromAddr64(handle, *s, &offset, &sline64)
if symglfa_ok == 1 {
lineinfo = ' ${sline64.f_file_name}:${sline64.f_line_number}'
}