[minicern] Remove forced -O0

Minicern was switched to -O0 in the hope to reduce crashes. This
workaround seems unnecessary now.

Author: hageboeck

misc/minicern/CMakeLists.txt

@@ -12,9 +12,6 @@ ROOT_LINKER_LIBRARY(minicern *.c *.f TYPE STATIC)
 set_property(TARGET minicern PROPERTY POSITION_INDEPENDENT_CODE ON)
 target_link_libraries(minicern ${CMAKE_Fortran_IMPLICIT_LINK_LIBRARIES})
 
-# Disable optimization since it some cases was causing crashes.
 # Disable warnings, since what has worked for 40 years...
 # (see https://sft.its.cern.ch/jira/browse/ROOT-9179 for the warnings)
-set_target_properties(minicern PROPERTIES COMPILE_FLAGS "-O0 -w")
-# set_target_properties(minicern PROPERTIES COMPILE_FLAGS "-fsanitize=undefined -fsanitize=address")
-# target_link_options(minicern BEFORE PUBLIC -fsanitize=undefined PUBLIC -fsanitize=address)
+target_compile_options(minicern PRIVATE "-w")