CMake: Fix compilation on systems without libm

ccawley2011 · Cosmin Truta · commit 7cb7afb43d5f · 2018-08-01T00:24:48.000-04:00
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -61,6 +61,7 @@ if(NOT WIN32)
   )
   if(NOT M_LIBRARY)
     message(STATUS "math lib 'libm' not found; floating point support disabled")
+    set(M_LIBRARY "")
   endif()
 else()
   # not needed on windows

Original file line number	Diff line number	Diff line change
`@@ -61,6 +61,7 @@ if(NOT WIN32)`
`61`	`61`	`)`
`62`	`62`	`if(NOT M_LIBRARY)`
`63`	`63`	`message(STATUS "math lib 'libm' not found; floating point support disabled")`
	`64`	`+ set(M_LIBRARY "")`
`64`	`65`	`endif()`
`65`	`66`	`else()`
`66`	`67`	`# not needed on windows`