[MinGW] Fix if statements with stray semicolons after condition (#934)
[MinGW] Fix if statements with stray semicolons after condition (#934)

In two places, a stray semicolon between an if statement and its body
would cause the body to be executed unconditionally.  Fix this.

Signed-off-by: Stuart Brady <5927b716ca6102ab3dc7740efab72ff15951354e@arm.com>
KhronosGroup/OpenCL-CTS,KhronosGroup/OpenCL-CTS,KhronosGroup/OpenCL-CTS,KhronosGroup/OpenCL-CTS