Reports similar to...

Report from branch smoke-me/khw-osx:

Karl Williamson: PATCH: [perl #128972] Build failure on OS X						C
PASS	linux 5.0.12-arch2-1-ARCH [Arch Linux]	x86_64	g++ 8.3.0	carlos # carlosguevara.com	2019-05-06 18:08:05	Report N S

Also included below highlighted in blue

v5.29.10-58-g1cfa8a0c10  Configuration (common) -Dcc=g++
----------- ---------------------------------------------------------
O O         
O O         -Dusequadmath
O O         -Duse64bitall
O O         -Duseithreads
O O         -Duseithreads -Dusequadmath
O O         -Duseithreads -Duse64bitall
| +--------- -DDEBUGGING
+----------- no debugging

Branch smoke-me/khw-osx

Karl Williamson: PATCH: [perl #128972] Build failure on OS X						C
PASS	linux 5.0.12-arch2-1-ARCH [Arch Linux]	x86_64	g++ 8.3.0	core	2019-05-06 18:30:14	Report DB S
PASS	linux 5.0.12-arch2-1-ARCH [Arch Linux]	x86_64	g++ 8.3.0	carlos # carlosguevara.com	2019-05-06 18:08:05	Report N S

Branch smoke-me/tonyc/133958-realloc-errno-success

Tony Cook: (perl #133958) preserve errno on successful malloc/realloc						C
PASS	linux 5.0.12-arch2-1-ARCH [Arch Linux]	x86_64	g++ 8.3.0	core	2019-05-07 03:30:13	Report DB S

What's "similar"?

Same host, same os including the major and minor versions but not the "patch" or third level of version, same build configurations.