Last commit f54c6c5 enabled benchmark building by default. Unfortunately, this code does not compile on my Ubuntu 16.04.
$ gcc --version gcc (Ubuntu/Linaro 6.3.0-18ubuntu2~16.04) 6.3.0 20170519
src/bench_recover.c:18:6: error: ‘bench_recover’ redeclared as different kind of symbol void bench_recover(void* arg) { ^~~~~~~~~~~~~ src/bench_recover.c:16:3: note: previous declaration of ‘bench_recover’ was here } bench_recover; ^~~~~~~~~~~~~ src/bench_recover.c: In function ‘bench_recover’: src/bench_recover.c:20:20: error: ‘data’ undeclared (first use in this function) bench_recover data = (bench_recover)arg; ^~~~ src/bench_recover.c:20:20: note: each undeclared identifier is reported only once for each function it appears in src/bench_recover.c:20:42: error: expected expression before ‘)’ token bench_recover data = (bench_recover)arg; ^ src/bench_recover.c:21:5: warning: ISO C90 forbids mixed declarations and code [-Wdeclaration-after-statement] secp256k1_pubkey pubkey; ^~~~~~~~~~~~~~~~ src/bench_recover.c:18:26: warning: unused parameter ‘arg’ [-Wunused-parameter] void bench_recover(void* arg) { ^~~ src/bench_recover.c: In function ‘bench_recover_setup’: src/bench_recover.c:41:20: error: ‘data’ undeclared (first use in this function) bench_recover data = (bench_recover)arg; ^~~~ src/bench_recover.c:41:42: error: expected expression before ‘)’ token bench_recover data = (bench_recover)arg; ^ src/bench_recover.c:39:32: warning: unused parameter ‘arg’ [-Wunused-parameter] void bench_recover_setup(void* arg) { ^~~ src/bench_recover.c: In function ‘main’: src/bench_recover.c:52:5: warning: statement with no effect [-Wunused-value] bench_recover data; ^~~~~~~~~~~~~ src/bench_recover.c:52:19: error: expected ‘;’ before ‘data’ bench_recover data; ^~~~ src/bench_recover.c:54:5: error: ‘data’ undeclared (first use in this function) data.ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY); ^~~~ Makefile:1009: recipe for target 'src/bench_recover.o' failed make: *** [src/bench_recover.o] Error 1
Switching off the benchmark build with --enable-benchmark=no results in a clean compile.
