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authorNathan Sidwell <nathan@acm.org>2023-06-12 19:37:04 -0400
committerNathan Sidwell <nathan@acm.org>2023-06-13 17:07:01 -0400
commit5a897036187468d4ded330b90b2abdaff5061ed6 (patch)
tree9fdcae0a2ea04f97a0bc03c27ace3132fa84657c /libiberty
parenta54c71ccc24874ce79019b51150b3a00b7c785cd (diff)
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c++: Fix templated convertion operator demangling
Instantiations of templated conversion operators failed to demangle for cases such as 'operator X<int>', but worked for 'operator X<int> &', due to thinking the template instantiation of X was the instantiation of the conversion operator itself. libiberty/ * cp-demangle.c (d_print_conversion): Remove incorrect template instantiation handling. * testsuite/demangle-expected: Add testcases.
Diffstat (limited to 'libiberty')
-rw-r--r--libiberty/cp-demangle.c28
-rw-r--r--libiberty/testsuite/demangle-expected27
2 files changed, 30 insertions, 25 deletions
diff --git a/libiberty/cp-demangle.c b/libiberty/cp-demangle.c
index 18ab28f..3bd303a 100644
--- a/libiberty/cp-demangle.c
+++ b/libiberty/cp-demangle.c
@@ -6660,32 +6660,10 @@ d_print_conversion (struct d_print_info *dpi, int options,
dpt.template_decl = dpi->current_template;
}
- if (d_left (dc)->type != DEMANGLE_COMPONENT_TEMPLATE)
- {
- d_print_comp (dpi, options, d_left (dc));
- if (dpi->current_template != NULL)
- dpi->templates = dpt.next;
- }
- else
- {
- d_print_comp (dpi, options, d_left (d_left (dc)));
-
- /* For a templated cast operator, we need to remove the template
- parameters from scope after printing the operator name,
- so we need to handle the template printing here. */
- if (dpi->current_template != NULL)
- dpi->templates = dpt.next;
+ d_print_comp (dpi, options, d_left (dc));
- if (d_last_char (dpi) == '<')
- d_append_char (dpi, ' ');
- d_append_char (dpi, '<');
- d_print_comp (dpi, options, d_right (d_left (dc)));
- /* Avoid generating two consecutive '>' characters, to avoid
- the C++ syntactic ambiguity. */
- if (d_last_char (dpi) == '>')
- d_append_char (dpi, ' ');
- d_append_char (dpi, '>');
- }
+ if (dpi->current_template != NULL)
+ dpi->templates = dpt.next;
}
/* Initialize the information structure we use to pass around
diff --git a/libiberty/testsuite/demangle-expected b/libiberty/testsuite/demangle-expected
index 52dff88..0acd2d6 100644
--- a/libiberty/testsuite/demangle-expected
+++ b/libiberty/testsuite/demangle-expected
@@ -1662,3 +1662,30 @@ X<int>::F()::{lambda(int)#1}::operator()(int) const
_Z1fIiEv1AIXnxtlT_EEE
void f<int>(A<noexcept(int{})>)
+
+_ZNO1Ycv1XEv
+Y::operator X() &&
+
+_ZNO1Ycv1XIT_EIvEEv
+Y::operator X<void><void>() &&
+
+_ZNO1Y3bobEv
+Y::bob() &&
+
+_ZNR1Y3bobEv
+Y::bob() &
+
+_ZNKR1YcvRK1XIT_EIvEEv
+Y::operator X<void> const&<void>() const &
+
+_ZZN1XIiEcviEvE1y
+X<int>::operator int()::y
+
+_ZZN1XIiEcv1ZIiEEvE1y
+X<int>::operator Z<int>()::y
+
+_ZZN1Xcv1ZIT_EIiEEvE1y
+X::operator Z<int><int>()::y
+
+_ZZN1XIfEcv1ZIT_EIiEEvE1y
+X<float>::operator Z<int><int>()::y