> --- old/src/jdk.hotspot.agent/macosx/native/libsaproc/ps_core.c	2018-04-24 04:20:44.172000000 +0530
> +++ new/src/jdk.hotspot.agent/macosx/native/libsaproc/ps_core.c	2018-04-24 04:20:43.960000000 +0530
209c209,228
< @@ -387,7 +410,7 @@
---
> @@ -282,15 +305,14 @@
>    return true;
>  }
>  
> +// mangled name of Arguments::SharedArchivePath
> +#define SHARED_ARCHIVE_PATH_SYM "__ZN9Arguments17SharedArchivePathE"
> +
>  #ifdef __APPLE__
>  #define USE_SHARED_SPACES_SYM "_UseSharedSpaces"
> -// mangled name of Arguments::SharedArchivePath
> -#define SHARED_ARCHIVE_PATH_SYM "_ZN9Arguments17SharedArchivePathE"
>  #define LIBJVM_NAME "/libjvm.dylib"
>  #else
>  #define USE_SHARED_SPACES_SYM "UseSharedSpaces"
> -// mangled name of Arguments::SharedArchivePath
> -#define SHARED_ARCHIVE_PATH_SYM "__ZN9Arguments17SharedArchivePathE"
>  #define LIBJVM_NAME "/libjvm.so"
>  #endif // __APPLE_
>  
> @@ -387,7 +409,7 @@
< --- /dev/null	2018-04-05 21:39:59.879494000 +0530
< +++ new/test/hotspot/jtreg/serviceability/sa/ClhsdbCDSCore.java	2018-04-06 15:03:12.970483199 +0530
< @@ -0,0 +1,227 @@
---
> --- /dev/null	2018-04-23 19:36:47.044000000 +0530
> +++ new/test/hotspot/jtreg/serviceability/sa/ClhsdbCDSCore.java	2018-04-24 04:20:48.032000000 +0530
> @@ -0,0 +1,244 @@
671a691
> +import java.util.Scanner;
684a705
> +    private static final String CORE_PATTERN_FILE_NAME = "/proc/sys/kernel/core_pattern";
722a744,758
> +                } else if (Platform.isLinux()) {
> +                    // Check if a crash report tool is installed.
> +                    File corePatternFile = new File(CORE_PATTERN_FILE_NAME);
> +                    Scanner scanner = new Scanner(corePatternFile);
> +                    while (scanner.hasNextLine()) {
> +                        String line = scanner.nextLine();
> +                        line = line.trim();
> +                        System.out.println(line);
> +                        if (line.startsWith("|")) {
> +                            throw new Error(
> +                                "\nThis system uses a crash report tool ($cat /proc/sys/kernel/core_pattern).\n" +
> +                                "Core files might not be generated. Please reset /proc/sys/kernel/core_pattern\n" +
> +                                "to enable core generation.");
> +                        }
> +                    }
843c879
< +    }   
---
> +    }