https://sourceware.org/bugzilla/show_bug.cgi?id=25180
Bug ID: 25180
Summary: Slowness in cplus_demangle()
Product: binutils
Version: unspecified
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: binutils
Assignee: unassigned at sourceware dot org
Reporter: tim.ruehsen at gmx dot de
Target Milestone: ---
The following code takes ~9 Minutes to finish while running at 100% on 1 CPU
core (3.4 GHz).
building:
- cd into libiberty/
- gcc x.c -o x libiberty.a
- ./x
#include "../include/demangle.h"
void main(void)
{
const char *input =
"_ZZ1_DOaaaa1zmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm1Dclaa1D1VEE1VE2zo";
cplus_demangle(input, DMGL_GNU_V3);
}
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